Samsung Electronics Co. Ltd. et al. vs. Maxell, Ltd.

Explore the PTAB proceeding IPR2024-00828 filed by Samsung Electronics Co. Ltd. et al. on 2024-04-26. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2024-00828

Filing Date

2024-04-26

Accorded Filing Date

2024-04-26

Institution Decision Date

2024-11-04

Last Modified Date

2026-04-02

Proceeding Type

IPR

Termination Date

2025-10-30

Trial Status

Final Written Decision - Appealed

Parties & Counsel

Petitioner

Samsung Electronics Co. Ltd. et al.

Represented By

Minutoli, Gianniet al

Patent Owner / Respondent

Maxell, Ltd.

Represented By

Pluta, Robertet al

Tribunal & Venue

Tribunal

Patent Trial and Appeal Board (USPTO)

Technology Center

TC 2600 - Communications

Patent Information

1 Patent Involved

Respondent Application Number 14154993

Respondent Patent Number 8982086

External Links

Espacenet

Google Patents

Respondent Inventor Masaaki YAMADA

Respondent Tech Center TC 2600 - Communications

Address and Attorney/Agent Information

102 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name BANNER & WITCOFF, LTD.

Customer Number 177632

Address 1100 13th STREET, N.W., SUITE 1200, WASHINGTON, DC, 20005-4051, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
17399	Sheldon Witcoff	312-715-1000
28042	Charles Shifley	312-463-5000
28175	Joseph Potenza	202-824-3000
29822	Ernest Linek	617-720-9600
29864	Joseph Skerpon	202-824-3000
31810	Robert Altherr Jr	202-824-3000
32141	Sarah Kagan	202-824-3151
32168	Robert Resis	312-463-5000
32384	Christopher Mckee	202-824-3000
33568	Susan Wolffe	202-824-3000
34143	Marc Cooperman	312-463-5000
34628	John Iwanicki	617-720-9400
34687	Shawn O'Dowd	202-220-4200 EXT. 42
34701	William Rauchholz	503-471-1307
35282	Frederic Meeker	202-824-3116
35509	Gary Fedorochko	202-824-3000
36402	Robert Katz	202-824-3000
37210	Thomas Pratt	312-463-5436
37746	Jonathan Van Es	312-463-5000
38061	Bradley Wright	202-824-3160
38553	Timothy Meece	312-463-5000
38800	Christopher Glembocki	202-824-300
40959	Gregory Cohan	617-720-9600
42065	Binal Patel	312-465-5000
42084	Harry Porter	202-824-3000
42338	Jordan Bodner	202-824-3000
42373	Scott Burow	312-463-5000
42402	Steve Chang	202-824-3000
42653	Lisa Hemmendinger	202-824-3000
42912	Darrell Mottley	202-824-3000
43446	Paul Rivard	202-824-3000
43686	John Hutchins	202-824-3147
43805	Charles Miller	312-715-1000
43808	Janice Mitrius	312-463-5481
45027	Paul Qualey	202-824-3000
45649	Benjamin Spehlmann	202-824-3000
45824	Matthew Becker	312-463-5000
46057	Joseph Berghammer	312-463-5000
47085	Jason Shull	312-463-5423
47437	Aimee Kolz	312-463-5000
48648	Erik Maurer	312-463-5000
49007	Christopher Roth	202-824-3000
49024	Ross Dannenberg	202-824-3000
50330	Richard Stockton	312-463-5000
51331	Louis Disanto	312-463-5000
51393	William Allen	312-715-3489
55597	Gregory Schlenz	312-463-5000
56536	John Fleming	202-824-3000
56552	Wesley Jones	1-415-673-6330
57019	Elizabeth Almeter	202-824-3174
58216	Chunhsi Mu	202-824-3000
58541	Craig Kronenthal	732-513-7522
59255	Michael Cuviello	202-824-3307
59773	Bradley Van Pelt	312-463-5000
59945	Justin Philpott	312-463-5000
60023	Pei Wu	617-720-9655
61050	Andy Kim	202-824-3000
61267	Audra Eidem Heinze	312-463-5000
62072	Michael Krashin	312-463-5000
62147	Katherine Fink	312-463-5000
64670	Brian Emfinger	312-463-5000
65121	Scott Kelly	202-824-3158
65490	Kevin Keenan	312-463-5456
65538	Matthew May	312-463-5000
66461	Peter Nigrelli	312-463-5425
66521	W Phillips	312-463-5000
66582	Sean Jungels	312-463-5000
67724	Yongmei Zhang	202-942-5003
68497	Azuka Dike	312-463-3000
68971	Eric Hamp	312-463-5472
70742	Victoria Webb	312-463-5000
71227	Christian Laforgia	202-824-3000
71292	Zachary Getzelman	312-463-5000
71866	Camille Sauer	202-824-3135
72756	Joshua Davenport	202-824-3000
73263	Christopher Galfano	312-463-5447
73478	Shambhavi Patel	202-824-3134
74592	John Webb Jr.	312-463-5421
74793	Dongil Moon	202-824-3345
75348	Robert Boyd	312-463-5426
75742	Kimberly Devine	312-463-5409
76200	John Whelan	847-821-3289
76326	Kirk Sigmon	202-824-3000
76426	Reilley Keane	202-824-3316
76882	Grant Hodgson	703-770-7613
77319	Jihan Joo	202-293-7060
77416	Hayden Kunz	651-253-7143
77979	Alisa Abbott	202-824-3138
77994	Jia Li	202-758-8395
78503	Simon Lasker	347-522-6133
78624	Stephanie Majkut	202-824-3324
78839	Christian Wolfgram	314-583-6343
79334	Todd Sayles	858-603-4561
79813	Jacob Earl	312-463-5000
80116	David Glass	717-262-5755
80368	Alaina Pak	240-370-6796
80501	Jonathan Peloquin	202-824-3129
80855	Arash Sayyah	217-979-7106
L1252	Venkatram Pepakayala	312-463-5475
L1319	Hengyi Jiang	--
L1384	Qi Yu	312-616-5712
L1399	Xuechen Ding	202-824-3000

Proceeding Documents

113

Patent Owner's Notice of Appeal NOTICE

2026-04-02 FILING PARTY: PATENT OWNER

Download

Patent Owner's Notice of Appeal NOTICE

2026-04-02 FILING PARTY: PATENT OWNER

Download

Order Denying Director Review of Final Written Decision MOTION

2026-03-03 FILING PARTY: BOARD

Download

Petitioners' Authorized Response to Director Review Request OTHER

2025-12-08 FILING PARTY: PETITIONER

Download

3101

Exhibit 3101 Exhibit

2025-12-01 FILING PARTY: BOARD

Download

Samsung Electronics Co. Ltd. et al. vs. Maxell, Ltd.

Proceeding Overview

Parties & Counsel

Petitioner

Samsung Electronics Co. Ltd. et al.

Represented By

Patent Owner / Respondent

Maxell, Ltd.

Represented By

Tribunal & Venue

Patent Information

Address and Attorney/Agent Information

Power of Attorney & Correspondence

Attorney / Agent Information

Proceeding Documents

Patent Owner's Notice of Appeal NOTICE

Patent Owner's Notice of Appeal NOTICE

Order Denying Director Review of Final Written Decision MOTION

Petitioners' Authorized Response to Director Review Request OTHER

Exhibit 3101 Exhibit

Patent Owner's Request for Director Review of the Final Written Decision REQUEST

Final Written Decision: Final Written Decision Determining All Challenged Claims Unpatentable 35 U.S.C. sec. 318a FINAL

Order: Conduct of the Proceeding ORDER

Order: Denying Patent Owners Motion To Submit Supplemental Information 37 C.F.R. sec. 42.123b ORDER

Order: ORDER Denying Joint Motion For Entry of Protective Order and Expunging Exhibit 1028 37 C.F.R. § 42.54 ORDER

Petitioners' Response to Patent Owner's Request for Authorization to File Materials From Related Matters OTHER

Petitioners' Sur-reply to Patent Owner's Motion to Submit Supplemental Information OTHER

Default Protective Order Exhibit

Joint Motion for Entry of Default Protective Order and to Seal Pursuant to 37 C.F.R. § 42.54 MOTION

EX. 2022 (Part 1) Exhibit

EX. 2022 (Part 2) Exhibit

EX. 2022 (Part 3) Exhibit

Patent Owner's Request for Authorization to File Materials from Related Matters OTHER

EX. 2021 Exhibit

Sept. 18, 2025 JMOL Order (No. 5:23-cv-92) Exhibit

Order Conduct of the Proceeding ORDER

Patent Owner's Reply in Support of Its Motion to Submit Supplemental Information REPLY

Petitioners' Response to Patent Owner's Motion to Submit Supplemental Information OPPOSITION

General Order: Related Matters Updates ORDER

Other: Hearing transcript OTHER

Patent Owner's Motion to Submit Supplemental Information MOTION

Samsung’s Motion for Summary Judgment of Non-Infringement of U.S. Patent No. 10,186,848 Exhibit

Jury Trial Transcript (May 21, 2025) Exhibit

Excerpt from Jury Trial Transcript (May 20, 2025) Exhibit

Petitioners' Response to Patent Owner's Office of Proof Pursuant to FRE 103(a) OTHER

ORDER Conduct of the Proceeding 37 C.F.R. § 42.5 ORDER

Parties’ Meet and Confer Communication regarding supplemental information Exhibit

June 13, 2025 Email from Board Denying Authorization to File Motion for Supplemental Information Exhibit

August 25, 2025 Authorization for Offer of Proof Exhibit

May 23, 2025 Public Trial Transcript from Maxell, Ltd. v. Samsung Electronics et al Exhibit

Parties’ Meet and Confer Communication regarding pre-hearing conference Exhibit

August 12, 2025 Email from Board Denying Pre-hearing Conference Request Exhibit

Offer of Proof OTHER

Patent Owner's Hearing Demonstratives Exhibit

Petitioners' Demonstratives Exhibit

Patent Owner's Hearing Demonstratives OTHER

Panel Change Order ORDER

Petitioners' Updated Mandatory Notices NOTICE

Updated Power of Attorney - Samsung Electronics America, Inc. NOTICE

Petitioner's Notice of Intent to Designate Michael D. Jay as a Provisionally Recognized PTAB Attorney NOTICE

Updated Power of Attorney - Samsung Electronics Co., Ltd. NOTICE

Declaration of Michael D. Jay In Support of Notice of Intent to Designate as Provisionally Recognized PTAB Attorney Exhibit

Amendment to Order Setting Oral Argument ORDER

ORDER Setting Oral Argument 37 C.F.R. § 42.70 ORDER

Patent Owner's Request for Oral Argument OTHER

Petitioners' Request for Oral Argument OTHER

Patent Owner's Sur-Reply OTHER

Order: Amendment to Scheduling Order ORDER

Excerpts from the Expert Declaration of Jacob O. Wobbrock, Ph.D. in Support of Maxell’s Proposed Claim Constructions Exhibit

Excerpts from the Initial Expert Declaration of Jacob O. Wobbrock, Ph.D. in Support of Maxell’s Proposed Claim Constructions Exhibit

Petitioner's Reply to Patent Owner's Response REPLYTOOPP

Excerpts from Maxell’s Initial Claim Construction Brief, ITC Investigation No. 337-TA-1215 Exhibit

Excerpts from Maxell’s Initial Claim Construction Brief, ITC Investigation No. 337-TA-1324 Exhibit

Reply Declaration of Seth James Nielson, Ph.D. Exhibit

Deposition Transcript of Dr. Jacob O. Wobbrock, Ph.D. (March 26, 2025) Exhibit

Excerpts from Maxell’s Rebuttal Claim Construction Brief, ITC Investigation No. 337-TA-1215 Exhibit

Excerpts from the Rebuttal Expert Declaration of Jacob O. Wobbrock, Ph.D. in Support of Maxell’s Proposed Claim Constructions, Exhibit

Ex. 3100 Exhibit

PO Request for Director Review REQUEST

Petitioners' Notice of Deposition of Dr. Jacob Wobbrock NOTICE